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[LTE] LTE Technical FAQ [复制链接]

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发表于 2015-2-11 12:50:45 |显示全部楼层
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【资料名称】:LTE FAQ



【资料作者】:WLC



【资料日期】:2011



【资料语言】:英文



【资料格式】:PDF



【资料目录和简介】:



1 Physical Hybrid-ARQ Indicator Channel (PHICH)        2


2 PDCCH Dimensioning        4


3 PDCCH Blind Detection        6


4 PDCCH Construction        8


5 Ways to support voice in LTE        11


6 UE measurement in LTE        11


7 CQI Reporting in LTE        12


8 How to calculate peak data rate in LTE?        13


9 Sounding Reference Signal        15


10 LTE System Information: Part 1        17


11 LTE System Information: Part 2        19


12 LTE System Information: Part 3        21


13 Cell Size Configuration in Random Access Procedure (I) - Preamble Format        22


14 Cell Size Configuration in RACH (II) – Cyclic Shift        26


15 Comparison of UMTS/CDMA and LTE Coverage        29


16 Why handoff based on RSRQ is not very good?        30


17 Does LTE have a DC Carrier?        31


18 PDCCH – The Heart of the Air Interface        31


19 The Thunderbolt – A Game Changer?        32


20 Compare and contrast of UMTS and LTE Mobility        33


21 Is there a DC Sub-carrier in the Uplink too?        34


22 The HetNet - Pico-cells Make a Comeback        35


23 LTE Myth Busters        36


24 LTE Device Requirements for Verizon Wireless        38


25 The Basic Unit of Time in LTE        39


26 Finding my way around the new 3GPP site and LTE specs        40


27 PBCH: How quickly can a UE read the MIB?        41


28 PBCH: Does the MIB tell the UE how many antennas are used in the cell?        43


29 Speed Dependent Cell Reselection        44


30 MME Pool Overlap        46


31 Handover Parameters (Part 1 of 3)        47


32 Handover Parameters (Part 2 of 3)        50


33 Event A3 Parameters Setting        51


34 RS Power Reduction        53


35 RACH Preamble Planning        54


36 Cell Radius in LTE (Part 1 of 3)        56


37 Cell Radius in LTE (Part 2 of 3)        57


38 Cell Radius in LTE (Part 3 of 3)        59


39 PRACH Capacity        60


40 LTE and “The Holy Grail” of “Always On”        62


41 UE Identifiers in LTE - The Big Five        64


42 LTE and the need for Time Alignment        67


43 One Millisecond in the Life of an LTE UE        70


44 Why Should You Care about Transmission Modes?        73


45 Transmission Mode #1 ….Or is it?        76


46 Transmission Mode 3 ….The first of the 4 MIMOs!        77




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